Setting and Operation of User Connection
Output signal
Output
signal
Response
connection
Name Description
Effective
Operation mode
Y70 Connection 1
Sending done
result flag
• This reports the result when
the execution of the general-
purpose communication
sending command (GPSEND),
or the master communication
commands (SEND/RECV), has
been completed.
• The flag turns OFF when
transmission has been
completed normally, and turns
ON when transmission has
been completed abnormally.
General-purpose
communication
MEWTOCOL-COM
master
MEWTOCOL-DAT
master
MODBUS TCP master
Y71 Connection 2
--- ---
Y79 Connection 10
Y7A
Connection 11
Y7B Connection 12
Y7C Connection 13
Y7D Connection 14
Y7E Connection 15
Y7F Connection 16
Y80 Connection 1
Clear to send
general-
purpose
communication
flag
• The flag turns ON at the start
of execution of the general-
purpose communication
sending command (GPSEND),
and turns OFF when sending
has been completed.
• This flag turns ON at the start
of execution of the sending
command, and turns OFF when
the command is executed
following sending completion.
General-purpose
communication
Y81 Connection 2
--- ---
Y89 Connection 10
Y8A
Connection 11
Y8B Connection 12
Y8C Connection 13
Y8D Connection 14
Y8E Connection 15
Y8F Connection 16
Y90 Connection 1
Sending master
communication
flag
• The flag turns ON at the start
of execution of the master
communication sending
command (SEND), and turns
OFF when sending has been
completed.
• This flag turns ON at the start
of execution of the sending
command, and turns OFF when
the ED command is executed
following response reception
completion.
MEWTOCOL-COM
master
MEWTOCOL-DAT
master
MODBUS TCP master
Y91 Connection 2
--- ---
Y99 Connection 10
Y9A
Connection 11
Y9B Connection 12
Y9C Connection 13
Y9D Connection 14
Y9E Connection 15
Y9F Connection 16
• Each contact in the table above is used for reading the operation status. Do
not write over it with a user program.
4-6
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